AFM	Atomic Force Microscope
AM0	Air Mass at zero atmosphere
ARC	Anti-Reflection Coating
CPV	Concentrator Photovoltaics
CSOC	Concentrator Standard Operating Conditions
CSTC	Concentrator Standard Test Conditions
EBIC	Electron Beam-Induced Current
HALE	High Altitude Long Endurance
HCPV	High-Concentration Photovoltaics
HEMT	High Electron Mobility Transistor
LCPV	Low Concentration Photovoltaic
MBE	Molecular Beam Epitaxy
MOVPE	Metal Organic Vapor Phase Epitaxy
MPCV	Multipurpose Crew Vehicle
MPP	Maximum Power Point
NASA	National Aeronautics and Space Administration
NREL	National Renewable Energy Laboratory
PV	Photovoltaic
SEM	Scanning Electron Microscope
SOE	Secondary Optical Element
SoG	Silicone-on-Glass
IMM	Inverted Metamorphic
IUPAC	International Union of Pure and Applied Chemistry
IR	Infrared
ISE	Institute for Solar Energy Systems
UAV	Unmanned Aerial Vehicles
UHV	Ultra-High Vacuum
UV	Ultraviolet